main{
    width: 100%;
    height: 900px;
    .list_nav{
        width: 100%;
        height: 100px;
        line-height: 100px;
        .list_cont{
            width: 1226px;
            height: 100px;
            margin: 0 auto;
            // background-color: red;
            display: flex;
            align-items: center;
            .list_logo{
                width: 56px;
                height: 56px;
                img{
                    width: 100%;
                    height: 100%;
                }
            }
            .list_nav{
                width: 850px;
                height: 100px;
                ul{
                    width: 700px;
                    height: 100px;
                    display: flex;
                    margin-left: 60px;
                    justify-content: space-around;
                }
            }
            .ser{
                width: 280px;
                height: 50px;
                display: flex;
                margin-left: 46px;
                .serv{
                    width: 230px;
                    height: 50px;

                }
                span{
                    // background-color: aliceblue;
                    width: 50px;
                    height: 50px;
                    line-height: 50px;
                    text-align: center;
                    cursor: pointer;
                }
            }
        }
        .fl{
            width: 100%;
            height: 40px;
            .spfl{
                width: 1226px;
                height: 40px;
                // background-color: red;
                margin: 0 auto;
                line-height: 40px;
            }
        }
    }
    .lis{
        width: 100%;
        height: 500px;
        // position: relative;
        .lis_list{
            width: 1226px;
            height: 500px;
            margin: 0 auto;
            // background-color: aliceblue;
            p{
                width: 1226px;
                height: 27px;
                line-height: 17px;
                cursor: pointer;
                // &:hover+ul{
                   
                //     display: block;
                //     display: flex;
                // }
            }
            ul{
                // display: none;
                width: 1226px;
                height: 322px;
                flex-wrap: wrap;
                display: flex;
                margin-top: 50px;
                // display: none;
                // display: none;
                // position: absolute;
                // background-color: aqua;
                li{
                    width: 245px;
                    height: 280px;
                    border: 1px solid black;
                    display: flex;
                    align-items: center;
                    text-align: center;
                    img{
                        width: 70px;
                        height: 70px;
                        
                    }
                    p{
                        width: 245px;
                        height: 27px;
                        text-align: center;
                        margin: 5px;
                        // cursor: pointer;
                    }
                }
            }
        }
    }
}